Sony WRR-855B Service Manual Download Page 49

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4-11

WRR-855B

(TUN-8 BOARD FOR [SUFFIX:-11])

Ref. No.
or Q’ty Part No.

SP Description

IC212

8-759-075-66 s IC TA75S01F(TE85L)

IC213

8-759-075-66 s IC TA75S01F(TE85L)

IC214

8-759-330-32 s IC TC75S51F-TE85L

IC215

8-759-075-66 s IC TA75S01F(TE85L)

IC301

8-759-512-18 s IC MB1512PFV-G-BND

IC302

8-759-075-70 s IC TA75S393F-TE85R

IC401

8-759-355-20 s IC TA31161FN(EL)

IC402

8-759-230-39 s IC TA8122AF(J.TP1)

IC651

8-759-095-59 s IC M5237ML-TP1

IC652

8-759-512-51 s IC RH5RE50AA-T1

L101

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE62/CE67/U62/U66 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE33/U30 model)

1-414-467-31 s INDUCTOR, CHIP (J) 22NH

(CE21/U14 model)

L102

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE62/CE67/U62/U66 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE33/U30 model)

1-414-467-31 s INDUCTOR, CHIP (J) 22NH

(CE21/U14 model)

L103

1-414-461-31 s INDUCTOR, CHIP (K) 6.8NH

(CE62/CE67/U62/U66 model)

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE33/U30 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE21/U14 model)

L104

1-414-459-11 s INDUCTOR, CHIP (S) 4.7NH

(CE62/CE67/U62/U66 model)

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE33/U30 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE21/U14 model)

L105

1-410-733-11 s CHIP INDUCTOR 0.22UH

L106

1-410-735-21 s CHIP INDUCTOR 0.33UH

L107

1-410-733-11 s CHIP INDUCTOR 0.22UH

L108

1-410-381-11 s CHIP INDUCTOR 10UH

L109

1-410-381-11 s CHIP INDUCTOR 10UH

L110

1-410-381-11 s CHIP INDUCTOR 10UH

L302

1-414-461-31 s INDUCTOR, CHIP (K) 6.8NH

L303

1-414-238-21 s INDUCTOR, CHIP 4.7NH

(CE62/CE67/U62/U66 model)

1-414-239-21 s INDUCTOR, CHIP 6.8NH

(CE21/CE33/U14/U30 model)

L304

1-414-238-21 s INDUCTOR, CHIP 4.7NH

(CE62/CE67/U62/U66 model)

1-414-239-21 s INDUCTOR, CHIP 6.8NH

(CE21/CE33/U14/U30 model)

L305

1-410-733-11 s CHIP INDUCTOR 0.22UH

L306

1-410-731-31 s CHIP INDUCTOR 0.15UH

L307

1-410-731-31 s CHIP INDUCTOR 0.15UH

L308

1-410-730-11 s CHIP INDUCTOR 0.12UH

L309

1-410-730-11 s CHIP INDUCTOR 0.12UH

L401

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE62/CE67/U62/U66 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE33/U30 model)

1-414-467-31 s INDUCTOR, CHIP (J) 22NH

(CE21/U14 model)

L402

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE62/CE67/U62/U66 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE33/U30 model)

1-414-467-31 s INDUCTOR, CHIP (J) 22NH

(CE21/U14 model)

(TUN-8 BOARD FOR [SUFFIX:-11])

Ref. No.
or Q’ty Part No.

SP Description

L403

1-414-461-31 s INDUCTOR, CHIP (K) 6.8NH

(CE62/CE67/U62/U66 model)

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE33/U30 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE21/U14 model)

L404

1-414-459-11 s INDUCTOR, CHIP (S) 4.7NH

(CE62/CE67/U62/U66 model)

1-414-463-41 s INDUCTOR, CHIP (J) 10NH

(CE33/U30 model)

1-414-465-31 s INDUCTOR, CHIP (J) 15NH

(CE21/U14 model)

L405

1-410-733-11 s CHIP INDUCTOR 0.22UH

L406

1-410-735-21 s CHIP INDUCTOR 0.33UH

L407

1-410-733-11 s CHIP INDUCTOR 0.22UH

L408

1-410-381-11 s CHIP INDUCTOR 10UH

L409

1-410-381-11 s CHIP INDUCTOR 10UH

L410

1-410-381-11 s CHIP INDUCTOR 10UH

L651

1-424-274-21 s COIL, CHOKE 50UH

Q101

8-729-143-32 s TRANSISTOR 3SK177-T1-U72

Q102

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q103

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q104

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q105

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q106

8-729-402-19 s TRANSISTOR XN6501-TW

Q107

8-729-402-19 s TRANSISTOR XN6501-TW

Q301

8-729-230-81 s TRANSISTOR 2SC3606-TE85L

Q302

8-729-230-81 s TRANSISTOR 2SC3606-TE85L

Q303

8-729-425-64 s TRANSISTOR 2SC4738-YGR-TE85L

Q304

8-729-101-11 s TRANSISTOR 2SC2351-T1R2

Q305

8-729-101-11 s TRANSISTOR 2SC2351-T1R2

Q401

8-729-143-32 s TRANSISTOR 3SK177-T1-U72

Q402

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q403

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q404

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q405

8-729-020-57 s TRANSISTOR 3SK245-T2-U55

Q406

8-729-402-19 s TRANSISTOR XN6501-TW

Q407

8-729-402-19 s TRANSISTOR XN6501-TW

Q651

8-729-120-53 s TRANSISTOR 2SJ132-Z-T2

Q652

8-729-425-64 s TRANSISTOR 2SC4738-YGR-TE85L

Q653

8-729-820-86 s TRANSISTOR 2SB1121-T-TD

R101

1-216-843-11 s RES, CHIP 68K (1608)

R102

1-216-835-11 s RES, CHIP 15K (1608)

R103

1-216-839-11 s RES, CHIP 33K (1608)

R104

1-216-797-11 s RES, CHIP 10 (1608)

R105

1-216-812-11 s RES, CHIP 180 (1608)

R106

1-216-797-11 s RES, CHIP 10 (1608)

R107

1-216-844-11 s RES, CHIP 82K (1608)

R108

1-216-834-11 s RES, CHIP 12K (1608)

R109

1-216-839-11 s RES, CHIP 33K (1608)

R110

1-216-844-11 s RES, CHIP 82K (1608)

R111

1-216-833-11 s RES, CHIP 10K (1608)

R112

1-216-839-11 s RES, CHIP 33K (1608)

R113

1-216-797-11 s RES, CHIP 10 (1608)

R114

1-216-797-11 s RES, CHIP 10 (1608)

R115

1-216-844-11 s RES, CHIP 82K (1608)

R116

1-216-829-11 s RES, CHIP 4.7K (1608)

R117

1-216-839-11 s RES, CHIP 33K (1608)

R118

1-216-844-11 s RES, CHIP 82K (1608)

R119

1-216-828-11 s RES, CHIP 3.9K (1608)

R120

1-216-839-11 s RES, CHIP 33K (1608)

Summary of Contents for WRR-855B

Page 1: ...UHF SYNTHESIZED TUNER UNIT WRR 855B SERVICE MANUAL 1st Edition Revised 2 ...

Page 2: ...rden Um die Gefahr eines elektrischen Schlages Feuergefahr und Verletzungen zu vermeiden sind bei Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen Andere als die angegeben Wartungsarbeiten dürfen nur von Personen ausgeführt werden die eine spezielle Befähigung dazu besitzen AVERTISSEMENT Ce manual est destiné uniquement aux personnes compétentes en charge de l entretien Afin de réd...

Page 3: ...6 2 6 Connector Input Output Signal 2 6 2 7 Unleaded Solder 2 6 3 Electrical Alignment 3 1 Preparation 3 1 3 1 1 Equipment and Tools 3 1 3 2 Adjustments 3 2 3 2 1 TUN 8 Board Adjustment 3 3 3 2 2 Overall Characteristic Confirmation 3 14 4 Spare Parts 4 1 Notes on Repair Parts 4 1 4 2 Exploded View and Parts List 4 2 4 3 Electrical Parts List 4 4 4 4 Supplied Accessories 4 19 5 Semiconductor Pin As...

Page 4: ...2 WRR 855B 8 Schematic Diagrams TUN 8 8 1 CPU 342 8 8 DP 236 8 10 SW 814 8 10 ...

Page 5: ...erence including interference that may cause undesired operation of the device Avis pour les clients au Canada L usage des appareils sans fil Sony est réglé par l Industrie Canada comme décrit dans leur Cahier des Normes Radioélectriques CNR 123 Une licence est normalement requise Le bureau de l Industrie Canada doit être contacté Lorsque l opération de l appareil est dans les limites de la bande ...

Page 6: ... over a 14 MHz frequency band within the range of 792 MHz to 806 MHz model available in Australia while the WRR 855B operates over a 24 MHz frequency band between 470 MHz to 806 MHz model available in U S A or 470 MHz to 862 MHz model available in Europe WRR 855A Model available in Australia 792 to 806 MHz TV channels 66 to 67 WRR 855B Model available in USA 470 to 806 MHz TV channels 14 to 69 14 ...

Page 7: ...or microphones it is recommended to use the mixer with the Phantom power OFF Parts Identification Pin assignment 1 GND 2 HOT 3 COLD Pin assignment 1 GND 2 NC 3 NC 4 12 V 2 3 4 1 2 3 4 1 9 button 0 button Press to select the group and channel numbers to be received See Settings on pages 10 and 11 qa AF audio frequency level indicator Lights when an audio signal greater than the reference level is o...

Page 8: ...n memory when the display stops flashing Notes To eliminate interference or noise please note the following Do not use two or more wireless microphones or transmitters whose wireless channels are the same If there is a TV broadcasting station nearby to avoid possible interference from its broadcast do not use that station s channel The number of wireless channels actually usable in a multi channel...

Page 9: ...l indications the following messages may appear on the liquid crystal display a When the tuner is turned on this message appears after HELLO on the WRR 855A On the WRR 855B the message appears after the version number of your tuner Subsequently the tuner goes to the normal display status Specifications Tuner section Type of reception Space diversity Circuit system Dual conversion superheterodyne R...

Page 10: ...1 6 WRR 855B Sony Corporation Printed in Japan ...

Page 11: ... Display plate Switch spacer Switch spacer Shield rubber Nylon ring Nylon ring P2 6x10 P2 6x10 Model number label Washer 2 Precision P2x7 Precision P2x7 Precision P2x4 5 Precision P2x4 5 Washer 2 5 2 1 Removal Front Panel Assembly Model Number Label to page 2 2 to page 2 2 ...

Page 12: ...x2 Precision P1 7x2 Precision P1 7x2 T case lid A Remove the PCB Blacket Switch packing BNC packing Case Precision P2x3 Precision P2x3 With self adhesive both sides tape DP 236 board Unsolder Remove the connector DP 236 board LCD spacer LCD LCD case Connection conductive board BNC Packing Switch Packing Case SW 814 Board DP 236 Board LCD T case Lid A T case Lid B ...

Page 13: ...x4 Spacer Contact plate Contact plate Unsolder Unsolder Cut Shield plate A Shield plate B Unsolder Unsolder Unsolder TUN 8 board Precision P1 7x2 5 Note When removing the CPU 342 board lift the A and B portion by equal force and remove the CPU 342 board from the connector When attaching cut the contact plate as shown below CPU 342 Board BNC Connector Sub harness I F Cable Shield Plate A Shield Pla...

Page 14: ...proof part When replacing the switch spacer follow the procedure below and attach it securely 1 Coat the area shown in the following illustration with adhesive Required adhesive Loctite Prism 454 commercially available 2 While aligning the hole of the switch spacer with the protrusion of the front panel attach the switch spacer on the front panel Note Press the area of the switch spacer which is c...

Page 15: ...to the new EEPROM A CN701 CN601 TUN 8 board CPU 342 board 2 4 Error Messages The following error messages will appear if an error is detected by the built in self diagnostics function of the WRR 855B Error Contents Countermeasure Message Error01 Error in the backup Write the frequency data memory Error02 PLL synthesizer circuit Check the PLL synthesizer failed circuit IC301 CP301 and its periphera...

Page 16: ...l GND Digital I O 9 I F out CLK Digital I O 10 I F in CS Digital I O 11 I F in DI Digital I O 12 I F out DO Digital I O 13 NC No connection 14 NC No connection 15 NC No connection 2 7 Unleaded Solder Boards requiring use of unleaded solder are printed with a lead free mark LF indicating the solder contains no lead Caution Some printed circuit boards may not come printed with the lead free mark due...

Page 17: ...ter Included A weighted filter Tracking generator Frequency range 100 kHz to 2 GHz ADVANTEST TR4153A or equivalent Function generator 32 768 kHz 1 Hz signal sine wave HEWLETT PACKARD 8904A or equivalent can be generated Mic amp Gain 0 dB to 70 dB with A weighted filter _ Oscilloscope Frequency range DC to 30 MHz _ Tools Name Part No Remarks RF adjustment cable J 6400 680 A Adjuster 0 4x1 3 mm 7 72...

Page 18: ...0 Z loaded Note on Adjustment The RF level of the input signal the output level of the signal generator for adjustment is expressed as an open ended voltage in unit dBµ where 0 dBµ 1 µV The adjustment is to be carried out by calibrating the output level of the signal generator as shown below Calibration Method 1 Connect the RF milivoltmeter to the signal generator as shown in the figure below 2 Ad...

Page 19: ...in 1m Power supply AF OUT connector DC power supply Spectrum analyzer 2 1 2 1 ANT IN A side ANT IN B side ANT IN A ANT IN B CT101 CT102 CT103 CT104 CT401 CT402 CT403 CT404 ANT IN A ANT IN B TUN 8 board Adjustment Location Switch and Control Setting Channel setting CE21 model Group 00 22 32 channel 482 000 MHz CE33 model Group 00 34 32 channel 578 000 MHz CE62 model Group 00 63 32 channel 810 000 M...

Page 20: ...30 kHz 4 Adjustment ANT IN A side Specification RF Amplifier gain 11 1 dB Band width BW 12 MHz or more within 1 dB according to the center frequency level Adjustment Alternately 1CT101 CT102 CT103 and CT104 TUN 8 board 5 Connect the tracking generator to the ANT IN B connector of the TUN 8 board 6 Connect spectrum analyzer to the CN402 connector of the TUN 8 board 7 Adjustment ANT IN B block Speci...

Page 21: ...Hz CE33 model 728 750 MHz CE62 model 960 750 MHz CE67 model 1000 750 MHz U14 model 632 875 MHz U30 model 728 875 MHz U42 model 800 875 MHz U62 model 920 875 MHz U66 model 944 875 MHz n Perform the center frequency setting by using the signal generator REFERENCE LEVEL _10 dBm FREQUENCY SPAN 50 kHz 5 kHz DIV AMPLITUDE SCALE 10 dB DIV ATT Input attenuator 0 dB 2 Connect the spectrum analyzer probe to...

Page 22: ...he CPU 342 board 3 Set the signal generator as follows Signal genarator setting FREQUENCY Carrier frequency CE21 model 482 000 MHz CE33 model 578 000 MHz CE62 model 810 000 MHz CE67 model 850 000 MHz U14 model 482 125 MHz U30 model 578 125 MHz U42 model 650 125 MHz U62 model 770 125 MHz U66 model 794 125 MHz RF OUTPUT Output level 30 dBµ _83 dBm Set Calibrate the output level by using the RF voltm...

Page 23: ...gnal generator SW 814 board CPU 342 board Power supply AF OUT connector DC power supply Switch and Control Setting Channel setting Any channel setting MUTING OFF Procedure Step1 Set the signal generator as follows Signal generator setting FREQUENCY Carrier frequency CE21 model 471 000 MHz CE33 model 567 000 MHz CE62 model 799 000 MHz CE67 model 839 000 MHz U14 model 471 000 MHz U30 model 567 000 M...

Page 24: ...CE33 model 578 000 MHz CE62 model 810 000 MHz CE67 model 850 000 MHz U14 model 482 000 MHz U30 model 578 000 MHz U42 model 650 000 MHz U62 model 770 000 MHz U66 model 794 000 MHz 13 Check first that indication L after the frequency indication on LCD has disappeared and then press the S701 switch on the CPU 342 board 14 Indication on LCD display appears as follows LCD 15 Connect the signal generato...

Page 25: ...0 0 1 Vdc Signal generator Audio analyzer Level meter distortion meter MIC amp Noise meter Oscilloscope Adjuster 0 4x1 3 mm 1 Part No 7 221 652 81 Power supply AF OUT connector Refer to the How to make power supply AF OUT connector on page 3 1 Connection Adjustment Location TUN 8 board T103 T403 ANT IN A 7 0 0 1 Vdc ANT IN B _ Function generator Signal generator Oscilloscope Audio analyzer Mic amp...

Page 26: ... U14 model Group 00 16 01 channel 482 125 MHz U30 model Group 00 32 01 channel 578 125 MHz U42 model Group 00 44 01 channel 650 125 MHz U62 model Group 00 64 01 channel 770 125 MHz U66 model Group 00 68 01 channel 794 125 MHz MUTING OFF Procedure 1 Connect the Audio analyzer to the AF OUT power supply AF OUT connector of D sub 15 pin connector via the MIC amp 2 Connect the signal genarator to the ...

Page 27: ...Bm 0 2 dB 600 Z loaded Adjustment 1RV202 TUN 8 board n The output level difference between the ANT IN A side and the ANT IN B side should be within 0 3 dB 7 S N Check Equipment and Tools DC power supply 7 0 0 1 Vdc Audio analyzer level meter distortion meter MIC amp Noise meter with A weighted filter Oscilloscope Adjuster 0 4x1 3 mm 1 Part No 7 221 652 81 Power supply AF OUT connector Refer to the...

Page 28: ...procedure 3 above 6 Change the RF OUTPUT output level of the signal generator as shown below RF OUTPUT 10 dBµVEMF _103 dBm 7 Check that indication level of the Audio analyzer level meter mode is _38 dB or less S N 38 dB or more with A weighted filter as compared with level of procedure 3 above 8 Change the RF OUTPUT and MODULATION of the signal generator as shown below MODULATION ON modulation fre...

Page 29: ...E terminal land CPU 342 board changes from H about 4 8 Vdc to L about 0 V level Adjustment 1RV205 TUN 8 board Turn 1RV205 slowly clockwise for adjustment 9 Tone Squelch Check Equipment and Tools DC power supply 7 0 0 1 Vdc Signal generator Function generator DC voltmeter Power supply AF OUT connector Refer to the How to make power supply AF OUT connector on page 3 1 Connection Same as 5 FM Detecto...

Page 30: ...Group 00 22 32 channel 482 000 MHz CE33 model Group 00 34 32 channel 578 000 MHz CE62 model Group 00 63 32 channel 810 000 MHz CE67 model Group 00 68 32 channel 850 000 MHz U14 model Group 00 16 01 channel 482 125 MHz U30 model Group 00 32 01 channel 578 125 MHz U42 model Group 00 44 01 channel 650 125 MHz U62 model Group 00 64 01 channel 770 125 MHz U66 model Group 00 68 01 channel 794 125 MHz MU...

Page 31: ...E21 model 482 000 MHz CE33 model 578 000 MHz CE62 model 810 000 MHz CE67 model 850 000 MHz U14 model 482 125 MHz U30 model 578 125 MHz U42 model 650 125 MHz U62 model 770 125 MHz U66 model 794 125 MHz RF OUTPUT Output level 60 dBµVEMF _53 dBm MODULATION Modulation frequency 1 kHz DEVIATION Frequency deviation 5 kHz Step3 Checking 1 Connect the audio analyzer to the AF OUT power supply AF OUTPUT co...

Page 32: ...e signal generator as shown below Same as setting of Step1 RF OUTPUT 60 dBµ _53 dBm 9 Set the audio analyzer to the distortion meter mode 10 Check that the distortion ratio is _40 dB or less 1 or less 11 Connect the signal generator to the ANT IN B connector 12 Perform the procedures 3 through 10 above 13 Set the channel and FREQUENCY carrier frequency of the signal generator as shown 1 and 2 belo...

Page 33: ...FREQUENCY Carrier frequency CE21 model 482 000 MHz CE33 model 578 000 MHz CE62 model 810 000 MHz CE67 model 850 000 MHz U14 model 482 125 MHz U30 model 578 125 MHz U42 model 650 125 MHz U62 model 770 125 MHz U66 model 794 125 MHz RF OUTPUT Output level 60 dBµVEMF _53 dBm MODULATION Mmodulation frequency 1 kHz DEVIATION Frequency deviation 12 kHz 3 Read the output level of the AF OUT indication of ...

Page 34: ... channel 482 125 MHz U30 model Group 00 32 01 channel 578 125 MHz U42 model Group 00 44 01 channel 650 125 MHz U62 model Group 00 64 01 channel 770 125 MHz U66 model Group 00 68 01 channel 794 125 MHz MUTING OFF Step2 Checking 1 Connect the audio analyzer to the AF OUT power supply AF OUT connector of the D sub 15 pin connector via the MIC amp 2 Set the signal generator as follows Signal generator...

Page 35: ...34 32 channel 578 000 MHz CE62 model Group 00 63 32 channel 810 000 MHz CE67 model Group 00 68 32 channel 850 000 MHz U14 model Group 00 16 01 channel 482 125 MHz U30 model Group 00 32 01 channel 578 125 MHz U42 model Group 00 44 01 channel 650 125 MHz U62 model Group 00 64 01 channel 770 125 MHz U66 model Group 00 68 01 channel 794 125 MHz MUTING OFF Step2 Checking 1 Connect the signal generator ...

Page 36: ... U66 model 1 Channel setting Group 00 69 47 channel 805 875 MHz Signal generator setting FREQUENCY 805 875 MHz 2 Channel setting Group 00 66 01 channel 782 125 MHz Signal generator setting FREQUENCY 782 125 MHz CE21 model 1 Channel setting Group 00 23 63 channel 493 875 MHz Signal generator setting FREQUENCY 493 875 MHz 2 Channel setting Group 00 21 01 channel 470 125 MHz Signal generator setting ...

Page 37: ...nal generator to the ANT IN A connector and set the signal generator as follows Signal generator setting FREQUENCY Carrier frequency CE21 model 482 000 MHz CE33 model 578 000 MHz CE62 model 810 000 MHz CE67 model 850 000 MHz U14 model 482 125 MHz U30 model 578 125 MHz U42 model 650 125 MHz U62 model 770 125 MHz U66 model 794 125 MHz RF OUTPUT Output level 60 dBµVEMF _53 dBm MODULATION Modulation f...

Page 38: ......

Page 39: ...d repair parts 3 Stock of Parts Parts marked with o at SP Supply Code column of the spare parts list may be not stocked Therefore the delivery date will be delayed 4 Units Representation The following represented units are changed or omitted in writing Units Representation Capacitance uF uF Inductance uH uH Resistance Ω Abbreviation Temperature C XXX DEG C 5 Destination Representation The part ind...

Page 40: ...IRCUIT BOARD TUN 8 U66 Board No Suffix 11 For U66 model A 8328 260 B s MOUNTED CIRCUIT BOARD TUN 8 U66 Board No Suffix 22 For U66 model 5 A 8328 220 A o MOUNTED CIRCUIT BOARD CPU 342 Board No Suffix 11 A 8328 220 B s MOUNTED CIRCUIT BOARD CPU 342 Board No Suffix 21 6 1 537 824 11 s CONDUCTIVE BOARD CONNECTION 7 1 750 659 11 s CONNECTOR COAXIAL BNC TYPE 8 1 810 716 11 s LCD 9 1 955 597 12 o HARNESS...

Page 41: ...4 3 WRR 855B 33 33 16 29 5 15 14 2 21 32 39 35 12 6 32 31 24 31 7 20 1 8 11 7 31 31 24 3 28 27 27 30 36 26 30 37 37 33 33 4 38 35 9 19 13 10 17 34 3 4 1 1 3 2 2 18 4 28 23 23 22 25 ...

Page 42: ...1608 C774 1 162 964 11 s CAP CHIP CERAMIC 1000PF B 1608 C775 1 107 826 11 s CAP CHIP CERAMIC 100000PF B C776 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C777 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C778 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C779 1 107 826 11 s CAP CHIP CERAMIC 100000PF B C780 1 107 826 11 s CAP CHIP CERAMIC 100000PF B CPU 342 BOARD FOR SUFFIX 11 Ref No or Q ty Part No SP Descr...

Page 43: ...0 01MF 25V B C714 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C715 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C716 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C717 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C718 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C719 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C720 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C721 1 162 970 11 s CAPACITOR ...

Page 44: ...ESISTOR CHIP 82K 1 16W 1608 R709 1 216 841 11 s RESISTOR CHIP 47K 1 10W 1608 R710 1 216 841 11 s RESISTOR CHIP 47K 1 10W 1608 R711 1 216 833 11 s RESISTOR CHIP 10K 1 10W 1608 R712 1 216 833 11 s RESISTOR CHIP 10K 1 10W 1608 R713 1 216 833 11 s RESISTOR CHIP 10K 1 10W 1608 R714 1 216 833 11 s RESISTOR CHIP 10K 1 10W 1608 R715 1 216 833 11 s RESISTOR CHIP 10K 1 10W 1608 R716 1 216 833 11 s RESISTOR ...

Page 45: ...04 1 692 459 11 s SWITCH DP 236 BOARD FOR SUFFIX 21 Ref No or Q ty Part No SP Description 1pc A 8328 406 B s MOUNTED CIRCUIT BOARD DP 236 1pc 1 659 883 21 s PC BOARD DP 236 C801 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C802 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C803 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B C804 1 162 970 11 s CAPACITOR CERAMIC 0 01MF 25V B CN801 1 691 942 11 s CO...

Page 46: ...162 964 11 s CAP CHIP CERAMIC 1000PF B 1608 C104 1 162 964 11 s CAP CHIP CERAMIC 1000PF B 1608 C105 1 162 964 11 s CAP CHIP CERAMIC 1000PF B 1608 C106 1 162 964 11 s CAP CHIP CERAMIC 1000PF B 1608 C107 1 162 910 11 s CAP CERAMIC 5 0PF CH 1608 C108 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C109 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C110 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C111 1 162 970 1...

Page 47: ...00PF B 1608 C270 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C301 1 162 916 11 s CAP CERAMIC 12PF CH 1608 TUN 8 BOARD FOR SUFFIX 11 Ref No or Q ty Part No SP Description C302 1 104 914 11 s CAP CHIP TANTALUM ELECT 22MF C303 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C304 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C305 1 162 970 11 s CAP CERAMIC 10000PF B 1608 C306 1 164 227 11 s CAP CERAMIC 22000PF B ...

Page 48: ...HIP TYPE TRIMMER 10PF CE21 CE33 U14 U30 U62 model CT105 1 141 313 11 s CAP CHIP TYPE TRIMMER 10PF TUN 8 BOARD FOR SUFFIX 11 Ref No or Q ty Part No SP Description CT106 1 141 313 11 s CAP CHIP TYPE TRIMMER 10PF CT302 1 141 435 21 s CAP CHIP TYPE TRIMMER 3PF CT303 1 141 435 21 s CAP CHIP TYPE TRIMMER 3PF CT401 1 141 325 11 s CAP CHIP TYPE TRIMMER 5PF CE62 CE67 U66 model 1 141 313 11 s CAP CHIP TYPE ...

Page 49: ...8 BOARD FOR SUFFIX 11 Ref No or Q ty Part No SP Description L403 1 414 461 31 s INDUCTOR CHIP K 6 8NH CE62 CE67 U62 U66 model 1 414 463 41 s INDUCTOR CHIP J 10NH CE33 U30 model 1 414 465 31 s INDUCTOR CHIP J 15NH CE21 U14 model L404 1 414 459 11 s INDUCTOR CHIP S 4 7NH CE62 CE67 U62 U66 model 1 414 463 41 s INDUCTOR CHIP J 10NH CE33 U30 model 1 414 465 31 s INDUCTOR CHIP J 15NH CE21 U14 model L405...

Page 50: ...RES CHIP 100K 1608 R250 1 216 821 11 s RES CHIP 1 0K 1608 R251 1 216 841 11 s RES CHIP 47K 1608 R252 1 216 845 11 s RES CHIP 100K 1608 TUN 8 BOARD FOR SUFFIX 11 Ref No or Q ty Part No SP Description R253 1 216 825 11 s RES CHIP 2 2K 1608 R254 1 216 854 11 s RES CHIP 560K 1608 R255 1 216 833 11 s RES CHIP 10K 1608 R256 1 216 843 11 s RES CHIP 68K 1608 R257 1 216 831 11 s RES CHIP 6 8K 1608 R258 1 2...

Page 51: ...R426 1 216 821 11 s RES CHIP 1 0K 1608 R427 1 216 797 11 s RES CHIP 10 1608 R428 1 216 814 11 s RES CHIP 270 1608 R429 1 216 825 11 s RES CHIP 2 2K 1608 R430 1 216 836 11 s RES CHIP 18K 1608 R431 1 216 831 11 s RES CHIP 6 8K 1608 R432 1 216 822 11 s RES CHIP 1 2K 1608 R433 1 216 821 11 s RES CHIP 1 0K 1608 R434 1 216 798 11 s RES CHIP 12 1608 R435 1 216 825 11 s RES CHIP 2 2K 1608 R436 1 216 814 1...

Page 52: ...FOR SUFFIX 22 Ref No or Q ty Part No SP Description C208 1 162 916 11 s CAPACITOR CERAMIC 12PF 50V CH C209 1 104 851 11 s CAPACITOR TANTALUM 10MF 10V C212 1 107 826 11 s CAPACITOR CHIP CERAMIC 0 1MF C213 1 104 851 11 s CAPACITOR TANTALUM 10MF 10V C214 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C215 1 107 826 11 s CAPACITOR CHIP CERAMIC 0 1MF C216 1 104 851 11 s CAPACITOR TANTALUM 10MF 10V C217 1...

Page 53: ...022MF 25V C427 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C428 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C429 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C430 1 162 920 11 s CAPACITOR CERAMIC 27PF 50V CH C431 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C432 1 104 851 11 s CAPACITOR TANTALUM 10MF 10V C433 1 164 227 11 s CAPACITOR CERAMIC 0 022MF 25V C434 1 164 227 11 s CAPACITOR CERAMIC 0 02...

Page 54: ... 759 075 66 s IC TA75S01F IC214 8 759 545 13 s IC TC75S51F TE85R IC215 8 759 075 66 s IC TA75S01F IC301 8 759 171 01 s IC MB1511 PF G BND EF IC302 8 759 075 70 s IC TA75S393F IC401 8 759 355 20 s IC TA31161FN EL IC402 6 704 478 01 s IC TA8122AF EL IC651 8 759 095 59 s IC M5237ML TP1 IC652 8 759 512 51 s IC RH5RE50AC TUN 8 BOARD FOR SUFFIX 22 Ref No or Q ty Part No SP Description L101 1 414 463 41 ...

Page 55: ...IP 82K 1 16W 1608 R119 1 216 828 11 s RESISTOR CHIP 3 9K 1 10W 1608 R120 1 216 839 11 s RESISTOR CHIP 33K 1 10W 1608 R121 1 216 797 11 s RESISTOR CHIP 10 1 10W 1608 R122 1 216 797 11 s RESISTOR CHIP 10 1 10W 1608 R123 1 216 836 11 s RESISTOR CHIP 18K 1 10W 1608 R124 1 218 867 11 s RESISTOR CHIP 6 8K 1 10W 1608 R125 1 216 822 11 s RESISTOR CHIP 1 2K 1 10W 1608 R126 1 216 821 11 s RESISTOR CHIP 1 0K...

Page 56: ...TOR CHIP 6 8K 1 10W 1608 R318 1 216 829 11 s RESISTOR CHIP 4 7K 1 10W 1608 R319 1 216 815 11 s RESISTOR CHIP 330 1 10W 1608 R320 1 211 989 11 s RESISTOR CHIP 68 1 10W 1608 TUN 8 BOARD FOR SUFFIX 22 Ref No or Q ty Part No SP Description R321 1 211 989 11 s RESISTOR CHIP 68 1 10W 1608 R322 1 216 809 11 s RESISTOR CHIP 100 1 10W 1608 R323 1 216 817 11 s RESISTOR CHIP 470 1 10W 1608 R324 1 216 817 11 ...

Page 57: ...3 205 140 11 s FREQUENCY LIST U30 model 1pc 3 205 148 11 s FREQUENCY LIST U62 model 1pc 3 205 149 11 s FREQUENCY LIST U66 model 11pcs 3 205 446 01 o LABEL COUNTRY 21 CE21 CE33 model 11pcs 3 205 474 01 o LABEL COUNTRY 62 CE62 model 11pcs 3 205 475 02 o LABEL COUNTRY 67 CE67 model 1pc 3 205 489 13 s OPERATING INSTRUCTIONS TUN 8 BOARD FOR SUFFIX 22 Ref No or Q ty Part No SP Description T101 1 406 784...

Page 58: ......

Page 59: ...EL 5 5 TC75S51F TE85 5 5 TC7S08FU TE85R 5 5 TC7S86FU TE85R 5 5 TC7SU04FU TE85R 5 5 TRANSISTOR Page 2SB1121 T TD 5 2 2SC2351 T1R2 5 2 2SC3606 TE85L 5 2 2SC4738 YGR TE85L 5 2 2SJ132 Z T2 5 2 3SK177 T1 U72 5 2 3SK245 T2 U55 5 2 RN1104 TE85L 5 2 XN6501 TW 5 2 XP4601 TXE 5 2 The semiconductors in the manual are listed by equivalent types Thus the external view or the index mark indication may differ fr...

Page 60: ...TX 1 2 SLP 124B SLP520D 1 2 3 GREEN RED TOP VIEW 2SB1121 T TD 2SC2351 T1R2 1 2 3 2SC3606 TE85L 2SC4738 YGR TE85L SCALE 4 1 TOP VIEW 1 3 2 XP4601 TXE S 2SJ132 Z T2 3SK177 T1 U72 3SK245 T2 U55 S D G2 G1 SCALE 3 1 WIDE TOP VIEW R1 R2 RN1104 TE85L 6 5 4 1 2 3 TOP VIEW 3 1 2 4 6 5 XN6501 TW 5 6 2 3 1 2 3 1 4 TOP VIEW 6 5 4 ...

Page 61: ...ER SOURCE FOR CHARGING PUMP OUTPUT ANALOG SWITCH OUTPUT NORMALLY IN HIGH IMPEDANCE BUILT IN CHARGING PUMP OUTPUT MONITOR FOR PHASE COMPARATOR INPUT FC H L OUTPUT SIGNAL REFERENCE FREQUENCY DIVIDER COMPARISON FREQUENCY DIVDER LD OSCOUT Ø P AND Ø R PHASE COMPARATOR OUTPUT CONNECTED TO CRYSTAL OSCILLATOR OUTPUT FOR PHASE COMPARATOR EXTERNAL CHARGING PUMP MB1512PFV G BND FUJITSU 7 BIT LATCH MONITOR FR...

Page 62: ...75S393F TE85R TOSHIBA VCC 1 3 OUT 2 5 4 IN IN _ VEE _ SINGLE COMPARATOR TOP VIEW TA75S558F TE85R TOSHIBA OUT IN IN _ VCC VEE _ 5 4 1 2 3 SINGLE OPERATIONAL AMPLIFIER TOP VIEW TA8122AF J TP1 TOSHIBA 1 SIN 2 CK 3 LATCH 4 SOUT 5 EN 6 RST 7 8 9 18 17 OUT1 16 OUT2 15 OUT3 14 OUT4 13 OUT5 12 OUT6 11 OUT7 10 OUT8 GND GND GND VDD CMOS SHIFT RESISTOR WITH LATCH SIN CK LATCH SOUT EN RST OUT1 OUT8 SERIAL DAT...

Page 63: ... X1 OPEN 0 1 x LOW LEVEL HIGH LEVEL DON T CARE C MOS TRIPLE 2 CHANNEL ANALOG MULTIPLEXER DEMULTIPLEXER TOP VIEW TC75S51F TE85L TOSHIBA 1 2 3 GND 5 4 VDD 7V C MOS OPERATIONAL AMPLIFIER 4 OUT 1 3 IN IN TOP VIEW TC7S08FU TE85R TOSHIBA 1 2 GND 3 5 VDD 4 A B A B Y 2 1 4 Y A 0 0 1 1 B 0 1 0 1 Y 0 0 0 1 0 LOW LEVEL 1 HIGH LEVEL Y A B A B C MOS 2 INPUT AND GATE TOP VIEW TC7S86FU TE85R TOSHIBA 1 2 GND 3 5 ...

Page 64: ...TE 79 MUTING ON OFF switch L ON GP 80 Operation button GP L ON RST 30 Reset Outputs Signal Name Pin No Description COM0 COM1 38 39 LCD control SEG0 to SEG19 42 to 61 LCD control VL 34 Bias voltage control for LCD SHDN 3 Control for shut down of IC761 L shut down WDT 4 Watch dog timer RFG 11 Control for RF LED green AFR 12 Control for AF LED red RFR 20 Control for RF LED red DIV 66 Diversity contro...

Page 65: ...he MUTING ON OFF S902 switch on it IC901 and Q901 control ON and OFF of the external power supply General Description The WRR 855B consists of the following circuit boards Board Name Quantity Reference No TUN 8 board 1 100 to 400 and 600s CPU 342 board 1 700 series DP 236 board 1 800 series SW 814 board 1 900 series TUN 8 Board The TUN 8 board is powered by the DC 7 V power supply and functions as...

Page 66: ...CF IF Amp CF FL101 Q101 FL102 SWF101 CF101 Q106 CF102 Q107 IC102 CF103 IC101 CF104 IC203 1 3 IC203 2 3 IC204 IC206 IC207 LPF IC205 IC201 IC202 Q304 Q305 CP302 Q301 Q302 CP103 IC301 CN701 FL401 Q401 FL402 SWF401 CF401 Q406 CF402 Q407 IC402 CF403 IC401 CF404 RF Block A RF Block B TONE NOISE Q651 IC651 IC652 Q102 Q103 Q104 Q105 Q404 Q405 Q402 Q403 IC209 D201 IC210 X201 IC211 IC212 S202 Voltage Regula...

Page 67: ...7 1 WRR 855B 7 1 Section 7 Board Layouts ...

Page 68: ...7 2 WRR 855B 7 2 TUN 8 Suffix 11 TUN 8 Suffix 11 TUN 8 A SIDE SUFFIX 11 TUN 8 B SIDE SUFFIX 11 ...

Page 69: ...7 3 WRR 855B 7 3 TUN 8 Suffix 22 TUN 8 Suffix 22 TUN 8 A SIDE SUFFIX 22 TUN 8 B SIDE SUFFIX 22 ...

Page 70: ...7 4 WRR 855B 7 4 CPU 342 Suffix 11 CPU 342 Suffix 11 CPU 342 A SIDE SUFFIX 11 CPU 342 B SIDE SUFFIX 11 ...

Page 71: ...7 5 WRR 855B 7 5 CPU 342 Suffix 21 CPU 342 Suffix 21 CPU 342 A SIDE SUFFIX 21 CPU 342 B SIDE SUFFIX 21 ...

Page 72: ... DP 236 SW 814 DP 236 A SIDE SUFFIX 21 DP 236 B SIDE SUFFIX 21 SW 814 A SIDE SUFFIX 21 22 SW 814 B SIDE SUFFIX 21 22 Suffix 11 Suffix 21 DP 236 A SIDE SUFFIX 11 DP 236 B SIDE SUFFIX 11 SW 814 A SIDE SUFFIX 11 SW 814 B SIDE SUFFIX 11 ...

Page 73: ...R131 6 8k R133 1k R135 2 2k R132 1 2k C131 0 022 C132 10 10V C424 0 022 C427 0 022 C429 0 022 R432 1 2k R436 270 L409 10µH C425 0 022 C431 0 022 R430 18k R440 12k L410 10µH C423 0 022 C426 0 022 C428 0 022 R431 6 8k R433 1k R435 2 2k T403 C432 10 10V C447 10 10V Q407 XN6501 TW C135 10 10V C435 10 10V C445 0 01 T103 C133 0 022 25V B C134 0 022 25V B C433 0 022 25V B C434 0 022 25V B CF101 CF102 CF1...

Page 74: ...R TE85 L Q653 2SB1121 T TC R225 2 7k R228 3 3k R229 4 7k R230 4 7k R231 1 2k R232 5 6k R234 5 6k R235 1 2k R260 3 3k R261 4 7k R651 100k 1 16W R652 100k 1 16W R653 47k 1 16W R654 100k 1 16W R655 220 1 16W R656 470 1 16W R657 18k 1 16W R658 4 7k 1 16W T301 CP301 CP302 R326 33k R324 470 R323 470 R325 33k R328 330 R327 330 C660 0 01 C661 0 01 C662 0 01 C663 0 01 C331 0 01 C256 10p C257 0 1 C258 0 1 C...

Page 75: ...level input 60 dBu 5 kHz deviation at 1 kHz modulation RF level input 60 dBu 5 kHz deviation at 10 kHz modulation 29 28 38 dBu 0 10 20 30 40 50 60 70 80 A AF A C135 AF B C435 B C205 C209 C IC203 14P D R255 C216 E IC204 4P F IC205 4P G C226 H IC206 6 7P J AF OUT Head amp IC201 202 Diversity IC203 Muting IC203 De emphasis IC204 Pre emphasis 330us IC206 De emphasis 330us IC207 Expander IC206 LPF IC20...

Page 76: ...48 10 R404 0 001uF C404 L403 180 R405 0 01uF C445 L401 FL401 1 IN 10 FG2 2 G1 3 G2 4 G3 6 G4 7 G5 8 G6 11 FG3 5 OUT 9 FG1 12 FG4 10V 10uF C444 33k R412 CT401 5pF CT403 0 01uF C409 0 01uF C410 0 33uH L406 4 7k R408 3SK299 T1 U73 Q401 1 2 3 4 5pF CT402 3SK255 T2 Q403 1 2 3 4 SWF401 1 IN OUT 2 OUT IN 3 GND 4 NC 0 001uF C401 10k R402 33k R403 L402 0 22uH L405 10 R413 10 R414 82k R407 0 01uF C446 10 R4...

Page 77: ...0 AFOUT 14 VCC2 9 VCC1 8 5V 001 002 GND 001 002 AF A 002 VCC 001 002 RSSI A 002 2ND_LO A 002 1ST_LO A 002 0 022uF C429 0 022uF C426 0 022uF C423 0 022uF C420 2 2k R435 CF401 1 2 3 0 01uF C417 0 01uF C413 XN6501 TW Q407 1 2 6 3 5 4 10 R422 CF404 1 2 3 XN6501 TW Q406 1 2 6 3 5 4 3SK254 T2 Q405 1 2 3 4 82pF C412 1ST_LO B 002 18k R423 10uH L409 82k R415 2ND_LO B 002 270 R428 12 R434 VCC 001 002 0 022u...

Page 78: ...8V 2 8V 2 8V 3V R214 2 2k R281 47k R248 TA75S393F TE85R IC302 3 1 2 4 5 4 7k R261 2 8V 2 8V 2 8V 0 001uF C313 560k R275 0 1uF C258 0 1uF C219 330 R329 2SB1121 T TD Q653 56k R226 0 01uF C330 0 01uF C265 0 01uF C661 12pF C301 10k R270 6 8k R314 100k R273 10V 10uF C251 2SC3606 TE85L Q302 15k R237 25V 1uF C259 TA75S558F TE85R IC201 IN 1 IN 3 2 4 5 TA75S558F TE85R IC211 IN 1 IN 3 2 4 5 100k R213 2 2k R...

Page 79: ...level input 60 dBu 5 kHz deviation at 1 kHz modulation RF level input 60 dBu 5 kHz deviation at 10 kHz modulation 29 28 38 dBu 0 10 20 30 40 50 60 70 80 A AF A C135 AF B C435 B C205 C209 C IC203 14P D R255 C216 E IC204 4P F IC205 4P G C226 H IC206 6 7P J AF OUT Head amp IC201 202 Diversity IC203 Muting IC203 De emphasis IC204 Pre emphasis 330us IC206 De emphasis 330us IC207 Expander IC206 LPF IC20...

Page 80: ...U69F TE85R R703 9 1k 1 16W R704 9 1k 1 16W R705 18k 1 16W R706 82k R708 82k R731 10 R779 10 C787 12p CH R780 10 R781 10 R722 10 R723 47k R724 47k C741 0 01 C742 0 01 R741 10k R742 220k R743 47k R744 10k R745 220k R746 47k D741 MA133 D742 MA133 D731 MA133 Z709 X751 4MHz IC777 TC7S08FU TE85R C784 220p CH C788 47p CH C790 47p CH C708 2 2 20V D701 MA132WK TX Z701 Z702 Z703 Z704 Z705 Z706 Z708 Z707 C73...

Page 81: ... VDD 5 TC4SU69F TE85R IC779 A 2 VSS 3 X 4 VDD 5 MB3773PF G BND ER IC703 VS 7 GND 4 RESET 2 VREF 6 VCC 5 CK 3 CT 1 RESET 8 TC7S86FU TE85R IC775 A 2 GND 3 VCC 5 Y 4 B 1 TC7S86FU TE85R IC780 A 2 GND 3 VCC 5 Y 4 B 1 NJM2406F TE2 IC773 3 1 2 4 5 AK93C85AM E1 IC702 DI 3 CS 1 SK 2 GND 5 DO 4 VCC 8 NC1 6 NC2 7 IC701 CXP834P16Q 1 1 PE3 INT3 NMI 2 PE4 RMC 3 PE5 PWM0 4 PE6 TO ADJ 5 PB0 CS1 6 PB1 CS0 7 PB2 SC...

Page 82: ...14 BOARD NO 1 659 884 11 Notes DC voltage are taken with digital multimeter input impedance 1 MΩ or more under no signal conditions Suffix 11 Suffix 21 0 01uF C801 0 01uF C802 0 01uF C803 0 01uF C804 1k R801 56k R802 680 R803 56k R804 56k R805 1 5k R806 1k R807 1k R808 1k R809 1k R810 CN801 1 RFG 2 VCC_5V 3 RFR 4 AFR 5 COM1 6 COM0 7 S0 8 S19 9 S1 10 S18 11 S2 12 S17 13 S3 14 S16 15 S4 16 S15 17 S5...

Page 83: ......

Page 84: ...Printed in Japan Sony Corporation 2006 6 16 2001 WRR 855B U CE E 9 976 898 03 ...

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Sony WRR-855B, Service Manual, Page: 49 / 84

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